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STATEMENTS OF CASH FLOWS DATA

12 Months Ended

Dec. 31, 2017

Supplemental Cash Flow Elements [Abstract]

STATEMENTS OF CASH FLOWS DATA

10. STATEMENTS OF CASH FLOWS DATA

		Year Ended December 31,
		2017				2016				2015
		(In thousands)
Supplemental investing activities:
Net unrealized (loss) gain on marketable securities		$	(154	)		$	160			$	(129	)

We have not made any cash payments for taxes or interest for the years ended December 31, 2017, 2016 and 2015.

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- Definition

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

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- References

No definition available.

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